refactor: long id를 받도록 S3Controller 수정

Author: nayonsoso

src/main/java/com/example/solidconnection/s3/controller/S3Controller.java

@@ -5,7 +5,6 @@
 import com.example.solidconnection.s3.dto.UploadedFileUrlResponse;
 import com.example.solidconnection.s3.dto.urlPrefixResponse;
 import com.example.solidconnection.s3.service.S3Service;
-import com.example.solidconnection.siteuser.domain.SiteUser;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
@@ -45,11 +44,11 @@ public ResponseEntity<UploadedFileUrlResponse> uploadPreProfileImage(
 
     @PostMapping("/profile/post")
     public ResponseEntity<UploadedFileUrlResponse> uploadPostProfileImage(
-            @AuthorizedUser SiteUser siteUser,
+            @AuthorizedUser long siteUserId,
             @RequestParam("file") MultipartFile imageFile
     ) {
         UploadedFileUrlResponse profileImageUrl = s3Service.uploadFile(imageFile, ImgType.PROFILE);
-        s3Service.deleteExProfile(siteUser);
+        s3Service.deleteExProfile(siteUserId);
         return ResponseEntity.ok(profileImageUrl);
     }
 

src/main/java/com/example/solidconnection/s3/service/S3Service.java

@@ -5,6 +5,7 @@
 import static com.example.solidconnection.common.exception.ErrorCode.NOT_ALLOWED_FILE_EXTENSIONS;
 import static com.example.solidconnection.common.exception.ErrorCode.S3_CLIENT_EXCEPTION;
 import static com.example.solidconnection.common.exception.ErrorCode.S3_SERVICE_EXCEPTION;
+import static com.example.solidconnection.common.exception.ErrorCode.USER_NOT_FOUND;
 
 import com.amazonaws.AmazonServiceException;
 import com.amazonaws.SdkClientException;
@@ -15,6 +16,7 @@
 import com.example.solidconnection.s3.dto.UploadedFileUrlResponse;
 import com.example.solidconnection.siteuser.domain.SiteUser;
 import com.example.solidconnection.siteuser.repository.SiteUserRepository;
+import jakarta.transaction.Transactional;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
@@ -109,7 +111,10 @@ private String getFileExtension(String fileName) {
      * - 기존 파일의 key(S3파일명)를 찾는다.
      * - S3에서 파일을 삭제한다.
      * */
-    public void deleteExProfile(SiteUser siteUser) {
+    @Transactional
+    public void deleteExProfile(long siteUserId) {
+        SiteUser siteUser = siteUserRepository.findById(siteUserId)
+                .orElseThrow(() -> new CustomException(USER_NOT_FOUND));
         String key = siteUser.getProfileImageUrl();
         deleteFile(key);
     }